Across
1
Metal that replaced bronze in tools
3
Large territory under one ruler
4
Relating to the Middle Ages
5
Practice of farming and growing food
6
Belonging to a very old period
7
Government by the people
8
Succession of rulers from same family
Down
2
Sudden overthrow of a government
4
Movement of people to new areas
9
Advanced stage of human society
10
Person who buys and sells goods
11
Exchange of goods between peoples